Annual report pursuant to Section 13 and 15(d)

Repurchase Reserves - Summary Of Activity Of the Outstanding Repurchase Reserves (Detail)

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Repurchase Reserves - Summary Of Activity Of the Outstanding Repurchase Reserves (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Repurchase Reserves Disclosure [Abstract]    
Repurchase reserves, beginning of period $ 10,529 $ 3,118
Additons 9,234 24,186
Charge-offs (11,078) (16,775)
Repurchase reserves, end of period $ 8,685 $ 10,529